Shear's Role in Charge Transport in CDWs
Author Information
Author(s): David Le Bolloc’h, Ewen Bellec, Darine Ghoneim, Antoine Gallo-Frantz, Pawel Wzietek, Luc Ortega, Anders Madsen, Pierre Monceau, Mathieu Chollet, Isabel Gonzales-Vallejo, Vincent L. R. Jacques, Aleksandr Sinchenko
Primary Institution: Laboratoire de Physique des Solides, Université Paris-Saclay, CNRS, 91405 Orsay, France
Hypothesis
How does shear deformation affect collective charge transport in charge density waves (CDWs)?
Conclusion
Shear deformation precedes longitudinal deformation in charge density waves, indicating a complex relationship between the two during charge transport.
Supporting Evidence
- The study observed that shear deformation occurs before longitudinal deformation in charge density waves.
- Using XFEL, the researchers were able to capture the structural changes in CDWs over a large area.
- The findings suggest a strong correlation between shear and longitudinal deformation during charge transport.
Takeaway
When we push on certain materials, they change shape in two ways: first they stretch sideways, and then they stretch up and down. This study shows that the sideways stretching happens before the up-and-down stretching.
Methodology
The study used an XFEL source to observe charge density waves and their structural changes through diffraction techniques.
Digital Object Identifier (DOI)
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